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Finding the Fourth Proportional to 181,813.87, 272,837.58 and 88,268.59

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Solution

The fourth proportional to 181,813.87, 272,837.58 and 88,268.59 is: 132,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,813.87 : 272,837.58 = 88,268.59 : x
  2. Step 2: Convert to fraction form
    181,813.87/272,837.58 = 88,268.59/x
  3. Step 3: Cross multiply
    181,813.87x = 272,837.58 × 88,268.59
  4. Step 4: Simplify right side
    181,813.87x = 24,082,988,485.61
  5. Step 5: Solve for x
    x = 24,082,988,485.61/181,813.87
  6. Step 6: Final answer
    x = 132,459.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.